Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 36 4 10 12.0 17.7 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 35 4 11 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 156 25 68 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 146 28 70 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 10 1 1 2.6 8.7 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 7.9 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.1 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 180 0 3 10.3 8.9 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 6 0 1.4 dash -
23 23 0 3.0 bash -
105 60 51 3.3 zsh -
16 8 8 29.7 bumpleak/osh mut
19 11 8 29.6 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 4 26 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
36 24 12 17.7 osh-native mut+alloc+free+gc
36 25 11 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.7 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 27 0 24.9 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
35 15 19 17.4 osh-native-souffle mut+alloc+free+gc
34 26 8 17.7 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
22 22 0 1.4 dash -
78 77 0 3.1 bash -
375 214 183 3.7 zsh -
49 44 4 85.9 bumpleak/osh mut
60 48 12 84.9 _bin/cxx-opt+bumproot/osh mut
78 74 4 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 61 37 73.5 osh-native mut+alloc
106 66 39 75.4 osh-native mut+alloc+free
156 116 40 49.7 osh-native mut+alloc+free+gc
168 144 24 50.5 osh-native mut+alloc+free+gc+exit
139 91 48 99.7 _bin/cxx-opt+nopool/osh mut+alloc
217 177 40 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 64 24 73.1 osh-native-souffle mut+alloc
98 65 32 75.0 osh-native-souffle mut+alloc+free
146 130 16 49.4 osh-native-souffle mut+alloc+free+gc
165 137 28 50.1 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.3 dash -
6 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 10.9 bumpleak/osh mut
6 3 3 12.2 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 10.0 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
10 5 5 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 0 12 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 1.3 dash -
29 29 0 2.9 bash -
24 16 8 3.3 zsh -
18 11 7 31.5 bumpleak/osh mut
27 23 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 21 17 26.6 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
29 21 7 7.9 osh-native mut+alloc+free+gc+exit
55 47 8 35.9 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 8 26.0 osh-native-souffle mut+alloc
31 15 15 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
73 65 8 3.1 bash -
169 104 64 55.5 bumpleak/osh mut
182 125 56 56.1 _bin/cxx-opt+bumproot/osh mut
195 135 59 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.4 osh-native mut+alloc
216 152 64 49.1 osh-native mut+alloc+free
180 139 40 8.9 osh-native mut+alloc+free+gc
181 120 60 8.9 osh-native mut+alloc+free+gc+exit
234 153 81 64.8 _bin/cxx-opt+nopool/osh mut+alloc
211 111 99 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 132 72 47.0 osh-native-souffle mut+alloc
212 126 85 48.6 osh-native-souffle mut+alloc+free
176 120 56 8.3 osh-native-souffle mut+alloc+free+gc
176 120 56 8.4 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 3.4 dash -
20 13 8 4.5 bash -
18 12 6 3.5 zsh -
18 12 6 11.4 bumpleak/osh mut
21 17 4 13.2 _bin/cxx-opt+bumproot/osh mut
19 16 4 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 6 15 11.0 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 21 1 9.2 osh-native mut+alloc+free+gc
23 18 6 9.0 osh-native mut+alloc+free+gc+exit
24 15 10 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.6 osh-native-souffle mut+alloc
21 16 6 10.7 osh-native-souffle mut+alloc+free
21 9 12 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.8 osh-native-souffle mut+alloc+free+gc+exit